From Wiktionary, the free dictionary
From Pali a- (negative prefix).
អ- • (ʼaʼ)
- (in compound of Indic origin) in-, un-, a- / an-, non-, without, lack of
- អរូប ― ʼɑruup ― abstract, immaterial incorporeal
- អសប្បាយ ― ʼaʼ sapbaay ― unhealthy
- អមត ― ʼaʼmaʼtaʼ ― immortal